Probabilistic Models for distributed and concurrent systems. Limit theorems and applications to statistical parameter estimation


Samy Abbes, PhD Thesis - supervised by Albert Benveniste

Concurrent systems possess local state and partially ordered time. Their semantics is typically formulated in terms of traces and event structures. Probabilistic models for such systems are proposed, for which concurrent processes are independent in the probabilistic sense. Markov nets are proposed as a probabilistic model for safe Petri nets, following this philosophy. For such systems, a Markov property is proved, with application to recurrence theory. Finally a law of large numbers is proved for concurrent systems exhibiting enough synchronization. Applications to statistical parameter estimation are given.

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